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Schedule 13G/A

DAIO Schedule 13G/A filing by Renaissance Technologies

Renaissance Technologies reported beneficial ownership of 437.6K shares, representing 4.66% of DATA I/O CORP in this filing.

FiledFeb 12, 2026
Ownership dateDec 31, 2025
Reported shares437.6K
Reported ownership4.66%
Ownership details

Voting and dispositive power reported in the filing

These figures describe the reporting filer’s disclosed voting and investment authority. They should be read together with the reported share count and percentage.

Sole voting power 437.6K
Shared voting power 0
Sole dispositive power 437.6K
Shared dispositive power 0
Price context

Price dates alongside the ownership filing

Price data provides market context around the disclosure. It does not identify the filer’s actual transaction price.

Close near filing date$3.05as of Feb 12, 2026
Latest tracked price$2.99as of Aug 6, 2026
Source

Original filing and accession

Use the SEC filing as the primary source when you need the complete disclosure, footnotes, exhibits, or reporting-person details.

Reporting filer
Renaissance Technologies
CIK
CIK0001037389
Accession
0001037389-26-000006
Form
Schedule 13G/A
Open SEC filing View DAIO ownership history
Read the filing in context

Understand what a Schedule 13 filing does—and does not—tell you.

How to read a Schedule 13G → Does a 13G mean the shares were just bought? → Filing date vs. ownership date →